<template>
    <!-- 导入表 -->
    <el-dialog title="导入表" v-model="visible" width="800px" top="5vh" append-to-body>
      <el-form :model="queryParams" ref="queryRef" :inline="true">
        <el-form-item label="表名称" prop="tableName">
          <el-input
            v-model="queryParams.tableName"
            placeholder="请输入表名称"
            clearable
            @keyup.enter="handleQuery"
          />
        </el-form-item>
        <el-form-item label="表描述" prop="tableComment">
          <el-input
            v-model="queryParams.tableComment"
            placeholder="请输入表描述"
            clearable
            @keyup.enter="handleQuery"
          />
        </el-form-item>
        <el-form-item>
          <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
          <el-button icon="Refresh" @click="resetQuery">重置</el-button>
        </el-form-item>
      </el-form>
      <el-row>
        <el-table @row-click="clickRow" ref="table" :data="dbTableList" @selection-change="handleSelectionChange" height="260px">
          <el-table-column type="selection" width="55"></el-table-column>
          <el-table-column prop="tableName" label="表名称" :show-overflow-tooltip="true"></el-table-column>
          <el-table-column prop="tableComment" label="表描述" :show-overflow-tooltip="true"></el-table-column>
          <el-table-column prop="createTime" label="创建时间"></el-table-column>
          <el-table-column prop="updateTime" label="更新时间"></el-table-column>
        </el-table>
        <pagination
          v-show="total>0"
          :total="total"
          v-model:page="queryParams.pageNum"
          v-model:limit="queryParams.pageSize"
          @pagination="getList"
        />
      </el-row>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="handleImportTable">确 定</el-button>
          <el-button @click="visible = false">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </template>
  
  <script setup>
  import { listDbTable, importTable } from "@/api/tool/gen";
  
  const total = ref(0);
  const visible = ref(false);
  const tables = ref([]);
  const dbTableList = ref([]);
  const { proxy } = getCurrentInstance();
  
  const queryParams = reactive({
    pageNum: 1,
    pageSize: 10,
    tableName: undefined,
    tableComment: undefined
  });
  
  const emit = defineEmits(["ok"]);
  
  /** 查询参数列表 */
  function show() {
    getList();
    visible.value = true;
  }
  /** 单击选择行 */
  function clickRow(row) {
    proxy.$refs.table.toggleRowSelection(row);
  }
  /** 多选框选中数据 */
  function handleSelectionChange(selection) {
    tables.value = selection.map(item => item.tableName);
  }
  /** 查询表数据 */
  function getList() {
    listDbTable(queryParams).then(res => {
      dbTableList.value = res.rows;
      total.value = res.total;
    });
  }
  /** 搜索按钮操作 */
  function handleQuery() {
    queryParams.pageNum = 1;
    getList();
  }
  /** 重置按钮操作 */
  function resetQuery() {
    proxy.resetForm("queryRef");
    handleQuery();
  }
  /** 导入按钮操作 */
  function handleImportTable() {
    const tableNames = tables.value.join(",");
    if (tableNames == "") {
      proxy.$modal.msgError("请选择要导入的表");
      return;
    }
    importTable({ tables: tableNames }).then(res => {
      proxy.$modal.msgSuccess(res.msg);
      if (res.code === 200) {
        visible.value = false;
        emit("ok");
      }
    });
  }
  
  defineExpose({
    show,
  });
  </script>
  